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make lv_fs_get_drv public

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This commit is contained in:
Gabor Kiss-Vamosi 2019-07-09 08:18:58 +02:00
parent 40c86ea34e
commit 014850e73a
2 changed files with 25 additions and 20 deletions
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38
src/lv_misc/lv_fs.c
View File

@ -37,7 +37,6 @@
* STATIC PROTOTYPES * STATIC PROTOTYPES
**********************/ **********************/
static const char * lv_fs_get_real_path(const char * path); static const char * lv_fs_get_real_path(const char * path);
static lv_fs_drv_t * lv_fs_get_drv(char letter);
/********************** /**********************
* STATIC VARIABLES * STATIC VARIABLES
@ -493,6 +492,24 @@ void lv_fs_drv_register(lv_fs_drv_t * drv_p)
memcpy(new_drv, drv_p, sizeof(lv_fs_drv_t)); memcpy(new_drv, drv_p, sizeof(lv_fs_drv_t));
} }
/**
* Give a pointer to a driver from its letter
* @param letter the driver letter
* @return pointer to a driver or NULL if not found
*/
lv_fs_drv_t * lv_fs_get_drv(char letter)
{
lv_fs_drv_t * drv;
LV_LL_READ(LV_GC_ROOT(_lv_drv_ll), drv)
{
if(drv->letter == letter) {
return drv;
}
}
return NULL;
}
/** /**
* Fill a buffer with the letters of existing drivers * Fill a buffer with the letters of existing drivers
* @param buf buffer to store the letters ('\0' added after the last letter) * @param buf buffer to store the letters ('\0' added after the last letter)
@ -621,23 +638,4 @@ static const char * lv_fs_get_real_path(const char * path)
return path; return path;
} }
/**
* Give a pointer to a driver from its letter
* @param letter the driver letter
* @return pointer to a driver or NULL if not found
*/
static lv_fs_drv_t * lv_fs_get_drv(char letter)
{
lv_fs_drv_t * drv;
LV_LL_READ(LV_GC_ROOT(_lv_drv_ll), drv)
{
if(drv->letter == letter) {
return drv;
}
}
return NULL;
}
#endif /*LV_USE_FILESYSTEM*/ #endif /*LV_USE_FILESYSTEM*/

7
src/lv_misc/lv_fs.h
View File

@ -126,6 +126,13 @@ void lv_fs_drv_init(lv_fs_drv_t * drv);
*/ */
void lv_fs_drv_register(lv_fs_drv_t * drv_p); void lv_fs_drv_register(lv_fs_drv_t * drv_p);
/**
* Give a pointer to a driver from its letter
* @param letter the driver letter
* @return pointer to a driver or NULL if not found
*/
lv_fs_drv_t * lv_fs_get_drv(char letter);
/** /**
* Test if a drive is rady or not. If the `ready` function was not initialized `true` will be * Test if a drive is rady or not. If the `ready` function was not initialized `true` will be
* returned. * returned.